Monodisperse micron-sized crosslinked polystyrene particles. VII. Importance of monomer-diffusible surface characteristics of growing particles

Jin Woong Kim, Chung Hyuk Lee, Jung Bae Jun, Kyung Do Suh

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

The monodisperse micron-sized polystyrene particles crosslinked with polyether diol diacrylates were produced by a simple dispersion polymerization in an ethanol solution. Unlike conventional divinylmonomers, the polyether diol diacrylates used as a crosslinker showed an excellent effect on maintaining the particle monodispersity even in a moderate crosslinker concentration. It is believed that the monomer-diffusible surface of primary particles played a decisive role in achieving the monodispersity of final particles by suppressing the second nucleation. The importance of monomer-diffusivity was tried to understand systematically in producing the crosslinked micron-sized polymer particles by the dispersion polymerization.

Original languageEnglish
Pages (from-to)57-64
Number of pages8
JournalColloids and Surfaces A: Physicochemical and Engineering Aspects
Volume194
Issue number1-3
DOIs
StatePublished - 20 Dec 2001
Externally publishedYes

Keywords

  • Monomer-diffusible surface
  • Polyether diol diacrylate
  • Second nucleation

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